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[v5,03/16] riscv: Add GNU property definitions for RISC-V CFI

Message ID 20260628070241.88310-4-jesse.huang@sifive.com (mailing list archive)
State New
Headers
Series Support RISC-V Control Flow Integrifty (CFI) |

Checks

Context Check Description
redhat-pt-bot/TryBot-apply_patch success Patch applied to master at the time it was sent

Commit Message

Jesse Huang June 28, 2026, 7:02 a.m. UTC 
  Add GNU properties used by RISC-V CFI extensions (Zicfilp/Zicfiss).

Reviewed-by: Deepak Gupta <debug@rivosinc.com>
---
 elf/elf.h | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/elf/elf.h b/elf/elf.h
index 3a60ef36b5..3e8c4fb92d 100644
--- a/elf/elf.h
+++ b/elf/elf.h
@@ -1427,6 +1427,11 @@  typedef struct
    SHSTK.  */
 #define GNU_PROPERTY_X86_FEATURE_1_SHSTK	(1U << 1)
 
+/* RISC-V specific GNU PROPERTY. */
+#define GNU_PROPERTY_RISCV_FEATURE_1_AND	0xc0000000
+#define GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_UNLABELED	(1u << 0)
+#define GNU_PROPERTY_RISCV_FEATURE_1_CFI_SS	(1u << 1)
+
 /* Move records.  */
 typedef struct
 {